| Form type | Document | Filing | Description | Filing date | Reporting date | File number(s) |
|---|---|---|---|---|---|---|
| 4 | Open Document | Open Filing | FORM 4 | 30 Aug 2024 | 28 Aug 2024 | 001-14053 |
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | 18 Dec 2023 | 14 Dec 2023 | 000-23329 |
| 4 | Open Document | Open Filing | FORM 4 | 10 Aug 2023 | 28 Jun 2023 | 001-14053 |
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | 21 Nov 2022 | 17 Nov 2022 | 000-23329 |
| 4/A | Open Document | Open Filing | FORM 4 | 11 Oct 2022 | 13 Jun 2022 | 001-14053 |
| 4 | Open Document | Open Filing | FORM 4 | 15 Jun 2022 | 13 Jun 2022 | 001-14053 |
| 4 | Open Document | Open Filing | FORM 4 | 09 Jun 2022 | 08 Jun 2022 | 001-14053 |
| 3 | Open Document | Open Filing | FORM 3 | 11 May 2022 | 27 Apr 2022 | 001-14053 |
| 4 | Open Document | Open Filing | FORM 4 | 09 Dec 2021 | 07 Dec 2021 | 000-23329 |
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | 19 Nov 2021 | 18 Nov 2021 | 000-23329 |
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | 01 Dec 2020 | 19 Nov 2020 | 000-23329 |
| 4 | Open Document | Open Filing | FORM 4 | 22 Nov 2019 | 21 Nov 2019 | 000-23329 |
| 4 | Open Document | Open Filing | FORM 4 | 12 Jun 2019 | 11 Jun 2019 | 000-23329 |
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | 09 Nov 2018 | 08 Nov 2018 | 000-23329 |
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | 17 May 2018 | 16 May 2018 | 000-23329 |
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | 21 Nov 2017 | 21 Nov 2017 | 000-23329 |
| 4/A | Open Document | Open Filing | OWNERSHIP DOCUMENT | 08 Jun 2017 | 30 May 2017 | 000-23329 |
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | 01 Jun 2017 | 30 May 2017 | 000-23329 |
| 3 | Open Document | Open Filing | OWNERSHIP DOCUMENT | 01 Jun 2017 | 30 May 2017 | 000-23329 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 07 Aug 2012 | 03 Aug 2012 | 001-12552 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 06 Apr 2012 | 04 Apr 2012 | 001-12552 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 27 Feb 2012 | 26 Feb 2012 | 001-12552 |